StarStat (previously known as Starware/Stat) is a free statistical calculator designed to easily perform tests of statistical significance on your survey data.

In pattern recognition, information retrieval and binary classification, precision is the fraction of. Precision can be seen as a measure of exactness or quality, whereas recall is a measure of completeness or quantity. false positive (FP): eqv. with false alarm, Type I error; false negative (FN): eqv. with miss, Type II error.

Dec 02, 2012 · Paul Andersen shows you how to calculate the standard error of a data set. He starts by explaining the purpose of standard error in representing the.

The error still. not only able to calculate exactly how much time he need to make up based on acreage and speed, he was also able to text his wife from the seat of the tractor and let her know how late he would be getting home.

Accuracy and Precision – Math is Fun – Accuracy and Precision. They mean slightly different things! Accuracy. Accuracy is how close a measured value is to the actual (true) value. Precision